例句與造句

1. The torch tip is typically quartz silica, which is known to be consumed over time by the flame, which may generate particulate downstream.
2. National Torch Tip Co . Inc . of Pittsburgh won a $ 26, 042 contract from the Defense General Supply Center in Richmond, Va ., for welding wire.
3. Pierce said the Mississippi Department of Vocation and Rehabilitation is developing binoculars for him to use so he can see the welding torch tip from an arm's length away and another magnifying tool.
4. It's difficult to find torch tip in a sentence. 用torch tip造句挺難的